CN103513473A - Driving electrode structure of in-plane switching type liquid crystal displayer - Google Patents
Driving electrode structure of in-plane switching type liquid crystal displayer Download PDFInfo
- Publication number
- CN103513473A CN103513473A CN201210213737.2A CN201210213737A CN103513473A CN 103513473 A CN103513473 A CN 103513473A CN 201210213737 A CN201210213737 A CN 201210213737A CN 103513473 A CN103513473 A CN 103513473A
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- drive electrode
- sub
- liquid crystal
- type liquid
- switching type
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/13439—Electrodes characterised by their electrical, optical, physical properties; materials therefor; method of making
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134345—Subdivided pixels, e.g. for grey scale or redundancy
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Geometry (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses a driving electrode structure of an in-plane switching type liquid crystal displayer. The driving electrode structure is divided into a plurality of sub-areas. Each sub-area comprises a plurality of sub-driving-electrodes, a plurality of gaps exist between all adjacent sub-driving-electrodes, so that the gaps exist in all the sub-areas, and at least two of the gaps in the sub-areas are different from each other. According to the driving electrode structure of the in-plane switching type liquid crystal displayer, at least two of the gaps in the sub-areas are different from each other through changes of the widths or shapes of all the sub-driving-electrodes. Based on the design, Mura (speckles) defective situations of the in-plane switching type liquid crystal displayer can be fuzzified effectively, the Mura defects can be evenly miniaturized so as not to be identified by human eyes, and therefore visual loss caused by the Mura defects is further reduced.
Description
Technical field
The invention relates to the drive electrode structure of a kind of interior switching type liquid crystal display, the Mura(spot of switching type liquid crystal display in espespecially a kind of effectively obfuscation face) the drive electrode structure of switching type liquid crystal display in the face of defect situation.
Background technology
In liquid crystal display, electric current produces electric field change by transistor, causes liquid crystal deflecting element, and recycling polaroid determines the light and shade state of pixel (Pixel).And upper strata glass is because fitting with colored filter, form each pixel and respectively comprise red bluish-green three colors, the pixel of sending red bluish-green color has just formed the image frame on display pannel.
Refer to shown in Fig. 1, it is for representing the schematic diagram of the drive electrode structure of existing interior suitching type (IPS, in-plane switching) liquid crystal display, i.e. the drive electrode structure of existing interior switching type liquid crystal display.In unit picture element, drive electrode structure is divided into a plurality of subregions.All subregion comprises a plural number drive electrode.Adjacent respectively have a constant spacing d between this sub-drive electrode.Respectively the width W of this sub-drive electrode and shape are also mutually the same.
Yet, if in manufacture process, respectively the constant spacing between this sub-drive electrode, respectively the width W of this sub-drive electrode has the error of slightly being permitted, just can cause switching type liquid crystal display in face to produce the situation of Mura (spot) defect.The aforementioned technical task for remaining unsolved.
Summary of the invention
Because every problem of prior art, the inventor, based on research and development and many practical experience for many years, proposes the drive electrode structure of a kind of interior switching type liquid crystal display, usings as implementation and the foundation of improving above-mentioned shortcoming.
One object of the present invention is, provides one by changing respectively width or the shape of this sub-drive electrode, to make in those spacing of those subregions, has the drive electrode structure of switching type liquid crystal display in the face that two spacing differ from one another at least.
Another object of the present invention is, an effectively drive electrode structure for the interior switching type liquid crystal display of face of the Mura defect situation of the interior switching type liquid crystal display of obfuscation face is provided.
A further object of the present invention is, providing one, to make Mura defect be not the identification of human eye institute by even microminiaturization, further improved the drive electrode structure of switching type liquid crystal display in the face of the ablepsia that Mura defect causes.
According to above-mentioned purpose of the present invention, the invention provides the drive electrode structure of a kind of interior switching type liquid crystal display, it is divided into a plurality of subregions, respectively this subregion includes a plural number drive electrode, adjacent respectively has a plurality of spacing between this sub-drive electrode, make respectively this subregion there is those spacing, in those spacing of those subregions, have at least two spacing to differ from one another.The drive electrode structure of of the present invention interior switching type liquid crystal display, by changing respectively width or the shape of this sub-drive electrode, makes in those spacing of those subregions, has at least two spacing to differ from one another.Design accordingly, the effective Mura defect situation of switching type liquid crystal display in obfuscation face, making Mura defect is not the identification of human eye institute by even microminiaturization, has further improved the ablepsia that Mura defect is caused.
Now for ease of technical characterictic of the present invention and the effect that reaches are had a better understanding and awareness, be sincerely accompanied by better embodiment and coordinate detailed explanation as after.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the drive electrode structure of existing interior switching type liquid crystal display;
Fig. 2 is the schematic diagram of the first preferred embodiment of the drive electrode structure of of the present invention interior switching type liquid crystal display;
Fig. 3 is the schematic diagram of the second preferred embodiment of the drive electrode structure of of the present invention interior switching type liquid crystal display;
Fig. 4 is the schematic diagram of the 3rd preferred embodiment of the drive electrode structure of of the present invention interior switching type liquid crystal display; And
Fig. 5 is the schematic diagram of the 4th preferred embodiment of the drive electrode structure of of the present invention interior switching type liquid crystal display.
Primary clustering symbol description:
11-drive electrode, A-subregion, B-spacing, C-width, d-constant spacing, W-width.
Embodiment
Hereinafter with reference to relevant drawings, the drive electrode structure of switching type liquid crystal display in face of the present invention is described, for ease of understanding, the same components in following embodiment illustrates with identical symbology.
First, refer to shown in Fig. 2, it is the schematic diagram of the first preferred embodiment of the drive electrode structure of of the present invention interior switching type liquid crystal display of expression.The drive electrode structure of of the present invention interior switching type liquid crystal display is to be divided into a plurality of subregion A.Respectively this subregion A comprises a plural number drive electrode 11.Adjacent respectively has a plurality of spacing B between this sub-drive electrode 11, makes respectively this subregion A have those spacing B, in those spacing B of those subregions A, has at least two spacing B to differ from one another.In the present embodiment, respectively the width C of this sub-drive electrode 11 from central authorities toward both sides convergent longitudinally.The design of width C convergent by this, can make, in those spacing B of those subregions A, to have at least two spacing B to differ from one another.Aforementioned respectively this sub-drive electrode 11 is transparency electrode or metal electrode.The material of aforementioned respectively this sub-drive electrode 11 is for example nesa coating or metal.That is has two spacing B difference each other at least between 0.2 μ m ~ 20 μ m.Aforementioned respectively this sub-drive electrode 11 is for being positioned at layer or different layers.
Please consult in the lump shown in Fig. 3, it is the schematic diagram of the second preferred embodiment of the drive electrode structure of of the present invention interior switching type liquid crystal display of expression again.From aforementioned the first preferred embodiment different be in, respectively the width C of this sub-drive electrode 11 is from central authorities toward both sides are cumulative longitudinally.The cumulative design of width C by this, makes, in those spacing B of those subregions A, to have at least two spacing B to differ from one another.That is has two spacing B difference each other at least between 0.2 μ m ~ 20 μ m.
Please consult in the lump shown in Fig. 4, it is the schematic diagram of the 3rd preferred embodiment of the drive electrode structure of of the present invention interior switching type liquid crystal display of expression again.From the aforementioned first or second preferred embodiment different be in, the width C of adjacent respectively this sub-drive electrode 11 is different each other.The different design of width C by this, makes, in those spacing B of those subregions A, to have at least two spacing B to differ from one another.That is has two spacing B difference each other at least between 0.2 μ m ~ 20 μ m.
Shown in Fig. 5, it is the schematic diagram of the 4th preferred embodiment of the drive electrode structure of of the present invention interior switching type liquid crystal display of expression.The drive electrode structure of of the present invention interior switching type liquid crystal display is to be divided into a plurality of subregion A.All subregion A comprises a plural number drive electrode 11.Adjacent respectively has a plurality of spacing B between this sub-drive electrode 11, makes respectively this subregion A have those spacing B, in those spacing B of those subregions A, has at least two spacing B to differ from one another.In the present embodiment, respectively this sub-drive electrode 11 is formed by two non-square structures that join each other.Aforementioned non-square structure is for example oblong structure, arc-shaped structure or irregular shape structure.Design, makes, in those spacing B of those subregions A, to have at least two spacing B to differ from one another by this.That is has two spacing B difference each other at least between 0.2 μ m ~ 20 μ m.Aforementioned respectively this sub-drive electrode 11 is for being positioned at layer or different layers.
Need special instruction, in face in switching type liquid crystal display, except drive electrode structure, more include upper substrate, infrabasal plate, liquid crystal layer, gate line or data line etc. structure, but owing to being not Yao Dian of the present invention place, and this can understand easily for those skilled in the art of the present invention, therefore repeat no more in this.
In sum, the drive electrode structure of of the present invention interior switching type liquid crystal display at least has advantages of following:
The drive electrode structure of of the present invention interior switching type liquid crystal display, its respectively the width of this sub-drive electrode from central authorities toward both sides convergent longitudinally, respectively this sub-drive electrode width from the central width toward cumulative, adjacent respectively this sub-drive electrode in both sides longitudinally each other different or respectively this sub-drive electrode by two non-square structures that join each other, formed.By changing respectively width or the shape of this sub-drive electrode, make in those spacing of those subregions, have at least two spacing to differ from one another.Design accordingly, the effective Mura defect situation of switching type liquid crystal display in obfuscation face, making Mura defect is not the identification of human eye institute by even microminiaturization, has further improved the ablepsia that Mura defect causes.
The foregoing is only illustrative, but not be restricted contents.Anyly do not depart from spirit of the present invention and category, and the equivalent modifications that it is carried out or change all should be contained in claim of the present invention.
Claims (10)
1. the drive electrode structure of switching type liquid crystal display in a face, it is characterized in that, it is divided into a plurality of subregions, respectively this subregion includes a plural number drive electrode, described in adjacent each, between sub-drive electrode, there are a plurality of spacing, make subregion described in each there is described spacing, in the described spacing of described subregion, have at least two spacing to differ from one another.
2. the drive electrode structure of as claimed in claim 1 interior switching type liquid crystal display, it is characterized in that, described in each, sub-drive electrode width is from central authorities toward both sides convergent longitudinally, described spacing differs from one another, described spacing difference is each other between 0.2 μ m ~ 20 μ m, and described in each, sub-drive electrode is for being positioned at layer or different layers.
3. the drive electrode structure of as claimed in claim 2 interior switching type liquid crystal display, is characterized in that, described in each, sub-drive electrode is transparency electrode or metal electrode.
4. the drive electrode structure of as claimed in claim 2 interior switching type liquid crystal display, is characterized in that, described in each, the material of sub-drive electrode is nesa coating or metal.
5. the drive electrode structure of as claimed in claim 1 interior switching type liquid crystal display, it is characterized in that, described in each, sub-drive electrode width is from central authorities toward both sides are cumulative longitudinally, described spacing differs from one another, described spacing difference is each other between 0.2 μ m ~ 20 μ m, and described sub-drive electrode is for being positioned at layer or different layers.
6. the drive electrode structure of as claimed in claim 5 interior switching type liquid crystal display, is characterized in that, described in each, sub-drive electrode is transparency electrode or metal electrode.
7. the drive electrode structure of as claimed in claim 5 interior switching type liquid crystal display, is characterized in that, described in each, the material of sub-drive electrode is nesa coating or metal.
8. the drive electrode structure of as claimed in claim 1 interior switching type liquid crystal display, it is characterized in that, described in adjacent each, the width of sub-drive electrode is different each other, described spacing differs from one another, described spacing difference is each other between 0.2 μ m ~ 20 μ m, and described in each, sub-drive electrode is for being positioned at layer or different layers.
9. the drive electrode structure of as claimed in claim 1 interior switching type liquid crystal display, is characterized in that, described in each, sub-drive electrode is formed by two non-square structures that join each other.
10. the drive electrode structure of as claimed in claim 9 interior switching type liquid crystal display, is characterized in that, described in each, non-square structure is oblong structure, arc-shaped structure or irregular shape structure.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210213737.2A CN103513473A (en) | 2012-06-25 | 2012-06-25 | Driving electrode structure of in-plane switching type liquid crystal displayer |
| US13/847,263 US20130342799A1 (en) | 2012-06-25 | 2013-03-19 | Driven electrode structure of in-plane switching liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210213737.2A CN103513473A (en) | 2012-06-25 | 2012-06-25 | Driving electrode structure of in-plane switching type liquid crystal displayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103513473A true CN103513473A (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210213737.2A Pending CN103513473A (en) | 2012-06-25 | 2012-06-25 | Driving electrode structure of in-plane switching type liquid crystal displayer |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20130342799A1 (en) |
| CN (1) | CN103513473A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6525798B1 (en) * | 1999-10-21 | 2003-02-25 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal display unit |
| CN1417631A (en) * | 2001-11-07 | 2003-05-14 | 株式会社日立制作所 | LCD device |
| CN1603915A (en) * | 2003-09-29 | 2005-04-06 | 株式会社日立显示器 | Liquid crystal display device |
| TW200537220A (en) * | 2004-05-14 | 2005-11-16 | Innolux Display Corp | An IPS liquid crystal display appartus |
| US20060139544A1 (en) * | 2004-12-27 | 2006-06-29 | Jeong-Hoon Ko | In-plane switching mode liquid crystal display device and method of fabricating the same |
| US20070242205A1 (en) * | 2006-04-12 | 2007-10-18 | Hitachi Displays Ltd. | Liquid crystal display device |
| CN101122723A (en) * | 2006-08-11 | 2008-02-13 | Nec液晶技术株式会社 | Liquid crystal display device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101308163B1 (en) * | 2006-06-30 | 2013-09-12 | 엘지디스플레이 주식회사 | Structure of pixel electrode for display apparatus |
| US8174655B2 (en) * | 2006-12-22 | 2012-05-08 | Lg Display Co., Ltd. | Liquid crystal display device and method of fabricating the same |
| KR101644525B1 (en) * | 2009-07-20 | 2016-08-02 | 삼성디스플레이 주식회사 | Display substrate and display device having the same |
-
2012
- 2012-06-25 CN CN201210213737.2A patent/CN103513473A/en active Pending
-
2013
- 2013-03-19 US US13/847,263 patent/US20130342799A1/en not_active Abandoned
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6525798B1 (en) * | 1999-10-21 | 2003-02-25 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal display unit |
| CN1417631A (en) * | 2001-11-07 | 2003-05-14 | 株式会社日立制作所 | LCD device |
| CN1603915A (en) * | 2003-09-29 | 2005-04-06 | 株式会社日立显示器 | Liquid crystal display device |
| TW200537220A (en) * | 2004-05-14 | 2005-11-16 | Innolux Display Corp | An IPS liquid crystal display appartus |
| US20060139544A1 (en) * | 2004-12-27 | 2006-06-29 | Jeong-Hoon Ko | In-plane switching mode liquid crystal display device and method of fabricating the same |
| US20070242205A1 (en) * | 2006-04-12 | 2007-10-18 | Hitachi Displays Ltd. | Liquid crystal display device |
| CN101122723A (en) * | 2006-08-11 | 2008-02-13 | Nec液晶技术株式会社 | Liquid crystal display device |
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| Publication number | Publication date |
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| US20130342799A1 (en) | 2013-12-26 |
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Application publication date: 20140115 |